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230535061 is a prime number
BaseRepresentation
bin11011011110110…
…10111110010101
3121001210101122121
431233122332111
5433004110221
634513055541
75466341611
oct1557327625
9531711577
10230535061
11109149449
12652575b1
13389b89a3
1422890341
151538ba41
hexdbdaf95

230535061 has 2 divisors, whose sum is σ = 230535062. Its totient is φ = 230535060.

The previous prime is 230535023. The next prime is 230535077. The reversal of 230535061 is 160535032.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 194463025 + 36072036 = 13945^2 + 6006^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-230535061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230530061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115267530 + 115267531.

It is an arithmetic number, because the mean of its divisors is an integer number (115267531).

Almost surely, 2230535061 is an apocalyptic number.

It is an amenable number.

230535061 is a deficient number, since it is larger than the sum of its proper divisors (1).

230535061 is an equidigital number, since it uses as much as digits as its factorization.

230535061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 230535061 is about 15183.3810793249. The cubic root of 230535061 is about 613.1673124671.

The spelling of 230535061 in words is "two hundred thirty million, five hundred thirty-five thousand, sixty-one".